Lawrence J. Rettenmaier, MD
Rheumatology Physician · Urbandale, IA
Lawrence J. Rettenmaier, MD is a rheumatology physician with a practice address in Urbandale, Iowa, and NPI 1679688626, issued on Aug 20, 2006. Check the license (Iowa 26969, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Lawrence J. Rettenmaier
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 26969 IA
Self-reported in NPPES; status is on the state search - Practice location
- 8421 Plum Dr, Urbandale, IA 50322
- Phone
- (515) 270-7222
- Enumerated
- Aug 20, 2006
- Record last updated
- Nov 23, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (515) 270-7202
- Medicaid ID
- 0273060 IA
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 57 in Iowa → Look up another NPI →
Also registered at 8421 Plum Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Burdt, DORheumatology Physician1245349182
- Gino Chesini, DORheumatology Physician1043749765
- Lindsey Clark, PA-CMedical Physician Assistant1265781587
- Steven Craig, M.D.Rheumatology Physician1134249832
- Joseph Gilg, MDRheumatology Physician1205941416
- Kristin Harts, MDRheumatology Physician1871608091
Verify Lawrence J. Rettenmaier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 26969Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average rheumatology physician in 2024
492 Medicare Part D claims for 219 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 104 claims were for opioids.
Most prescribed
- Methotrexate52 claims
- Hydrocodone-Acetaminophen44 claims
- Prednisone44 claims
- Alendronate Sodium31 claims
- Tramadol Hcl31 claims
- Pregabalin24 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Lawrence J. Rettenmaier among 57 rheumatology physician records in Iowa
Lawrence J. Rettenmaier, MD is one of 57 rheumatology physician records with a practice address in Iowa. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 21% of them.
- NPI issued2006 · 21% of these records are older, 51% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileNo · 70% of these records are
- Record last updated2021 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 rheumatology physician records list a practice address in Urbandale
They are 14 of the 648 NPPES records with a practice address in Urbandale, and 57 rheumatology physician records in Iowa.
All 57 in Iowa → Every provider in Urbandale → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Mark Burdt, DOUrbandale, IA 503221245349182
- Steven Craig, M.D.Urbandale, IA 503221134249832
- Michael Finan, MDDes Moines, IA 503221780799049
- Joseph Gilg, MDUrbandale, IA 503221205941416
- Kristin Harts, MDUrbandale, IA 503221871608091
- Deana Hoganson, M.D.Urbandale, IA 503221487626990
- Susan Jacobi, MDUrbandale, IA 503221225143316
- Jacob Murray, DOUrbandale, IA 503221700240579
Common questions
What is Lawrence J. Rettenmaier, MD's NPI number?
Lawrence J. Rettenmaier, MD's National Provider Identifier (NPI) is 1679688626, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lawrence J. Rettenmaier, MD located?
The NPPES record lists a practice address at 8421 Plum Dr, Urbandale, IA, 50322. Phone: (515) 270-7222. Providers update this record themselves, so call before visiting.
How can I verify Lawrence J. Rettenmaier, MD's license?
NPPES lists Iowa license number 26969, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Lawrence J. Rettenmaier, MD prescribe under Medicare Part D?
In 2024, Lawrence J. Rettenmaier, MD had 492 Medicare Part D claims for 219 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.